# Copyright 2021 Huawei Technologies Co., Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Author: Salli Moustafa (salli.moustafa@huawei.com)
"""
ATS Framework

Abstract base class for defining a task
"""

from abc import ABC, abstractmethod


class AbstractTask(ABC):
    """
    Abstract base class for defining a task within ATS framework
    """

    @abstractmethod
    def init(self, device_id, acl_resource):
        """
        Initialize ACL resources
        """

    @abstractmethod
    def finalize(self, device_id, stream_count):
        """
        Finalize ACL resources
        """

    @abstractmethod
    def run(self, device_id, acl_resource):
        """
        Run actual inference on the corresponding device
        """

    @abstractmethod
    def get_flops(self):
        """
        Evaluate floating point operations for this inference task
        """
